ordermanager

type Manager interface {
	// CreateOrder validates, submits, and starts monitoring an order
	CreateOrder(ctx context.Context, req OrderRequest) (*OrderResult, error)

	// CancelOrder cancels an order and stops monitoring once confirmed
	CancelOrder(ctx context.Context, orderID string) error

	// CancelAllOrders cancels all open orders managed by this manager
	CancelAllOrders(ctx context.Context) error
}

type OrderHandle struct {
	OrderID string
	Request OrderRequest

	// Channels for lifecycle events
	// Users can select on these or use the helper methods
	Updates <-chan OrderUpdate
	// contains filtered or unexported fields
}

type OrderManagerImpl struct {
	// contains filtered or unexported fields
}

type OrderRequest struct {
	TokenID   string
	Price     float64
	Size      float64
	Side      clob.Side
	OrderType string // "GTC", "FOK", "FAK", "GTD"
	NegRisk   bool   // Whether the market is Negative Risk

	// Optional metadata for tracking
	StrategyID string
	Notes      string
}

type OrderResult struct {
	OrderID string
	Status  OrderStatus
	Error   error
	Handle  *OrderHandle
}

type OrderStatus string

type OrderUpdate struct {
	Status      OrderStatus
	FilledSize  float64 // Incremental fill size for this update
	TotalFilled float64
	AvgPrice    float64
	Timestamp   time.Time
	Reason      string
	TxHash      string // For on-chain settlement
}

type UserEvent struct {
	Type        string      `json:"type"` // "order" or "trade"?
	ID          string      `json:"id"`
	OrderID     string      `json:"order_id"`   // sometimes used in trades
	EventType   string      `json:"event_type"` // PLACEMENT, CANCELLATION, UPDATE
	Status      string      `json:"status"`     // sometimes present
	Price       interface{} `json:"price"`      // string or float
	Size        interface{} `json:"original_size"`
	SizeMatched interface{} `json:"size_matched"`
	Side        string      `json:"side"`
}